1. Division of Pulmonary and Critical Care Medicine, University of Washington School of Medicine, Seattle, Washington, USA
2. Division of Allergy and Infectious Diseases, Department of Medicine, University of Washington School of Medicine, Seattle, Washington, USA; Tuberculosis Control Program, Public Health–Seattle & King County, Seattle, Washington, USA
3. Division of Pulmonary and Critical Care Medicine; Tuberculosis Control Program, Public Health–Seattle & King County, Seattle, Washington, USA; Department of Epidemiology, School of Public Health, University of Washington, Seattle, Washington, USA